2008 Fiat Siena vs. 2007 Jeep Commander
To start off, 2008 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Jeep Commander. In addition, the cost of maintenance, including insurance, on 2007 Jeep Commander would be higher. At 3,701 cc (6 cylinders), 2007 Jeep Commander is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Commander weights approximately 607 kg more than 2008 Fiat Siena.
Because 2007 Jeep Commander is four wheel drive (4WD), it will have significant more traction and grip than 2008 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2007 Jeep Commander will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Jeep Commander (320 Nm @ 4000 RPM) has 218 more torque (in Nm) than 2008 Fiat Siena. (102 Nm @ 3250 RPM). This means 2007 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena. 2007 Jeep Commander has automatic transmission and 2008 Fiat Siena has manual transmission. 2008 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Jeep Commander will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Fiat Siena | 2007 Jeep Commander | |
| Make | Fiat | Jeep |
| Model | Siena | Commander |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1242 cc | 3701 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 0 HP | 210 HP |
| Torque | 102 Nm | 320 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1070 kg | 1677 kg |
| Vehicle Length | 3830 mm | 4790 mm |
| Vehicle Width | 1640 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1830 mm |
| Wheelbase Size | 2380 mm | 2790 mm |
| Fuel Consumption Overall | 7.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 54 L | 80 L |
